Side-by-side comparison of two Model Context Protocol servers — install paths, tools, quality signals, and directory engagement so you can pick the right one for Claude, Cursor, and other MCP clients.
LLM-agent-native backtest framework for SHFE daily futures research. 23 MCP tools (strategy validation, scaffolding, indicator catalog, error-code lookup), 22 in-package skills, 32 catalogued error codes, working strategy templates. pip install echolon then claude mcp add -s user echolon -- echolon-mcp.
Real-time crypto market structure for AI agents — orderflow across 20 exchanges, 24 tokens. 9 tools: price/funding/OI snapshots, cross-exchange CVD with whale activity, 7yr OHLCV history with buy/sell flow, on-chain address risk. Free via MCP (@tunedforai/x402-mcp on npm) or pay-per-call in USDC on Base via x402 REST at x402.tunedfor.ai — no API key, no rate limits.